Toyota Corolla (E120): Circuit description

The wireless receiver receives a set/unset signal for the tvip system and sends the signal to the tvip ecu via the integration relay.

Wiring diagram

Inspection procedure

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    Inspection procedure
    1 Check p squib circuit(airbag sensor assy center – instrument panel passenger airbag assy) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the airbag sensor assy center and the instrument panel ...

    Displaying the device status
    Select “Bluetooth* info” using . ● Displaying the device name Select “Device Name” using . ● Displaying the device address Select “Device Address” using . *: Bluetooth is a registered trademark of Bluetooth SIG, Inc. ...

    Pre–check
    1. Diagnosis system Release the parking brake lever.  check the warning lights. When the ignition switch is turned on, check that the abs warning light and brake warning light goes on for 3 sec. Hint: when the parking brake is applied or the level of the brake fluid is low, the ...